package com.heima.common.swagger;

import com.github.xiaoymin.knife4j.spring.annotations.EnableKnife4j;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import springfox.documentation.builders.ApiInfoBuilder;
import springfox.documentation.builders.ParameterBuilder;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.schema.ModelRef;
import springfox.documentation.service.ApiInfo;
import springfox.documentation.service.Contact;
import springfox.documentation.service.Parameter;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spring.web.plugins.Docket;
import springfox.documentation.swagger2.annotations.EnableSwagger2;

import java.util.ArrayList;
import java.util.List;

@Configuration
@EnableSwagger2
@EnableKnife4j
public class SwaggerConfiguration {

    @Bean
    public Docket buildDocket() {

        ParameterBuilder parameterBuilder = new ParameterBuilder();
        parameterBuilder.name("userId").description("当前登录用户ID")
                .modelRef(new ModelRef("string")).parameterType("header")
                .required(false).build();

        List<Parameter> pars = new ArrayList<Parameter>();
        pars.add(parameterBuilder.build());

        return new Docket(DocumentationType.SWAGGER_2)
                .apiInfo(buildApiInfo())
                .select()
                // 要扫描的API(Controller)基础包
                .apis(RequestHandlerSelectors.basePackage("com.heima"))
                .paths(PathSelectors.any())
                .build()
                .globalOperationParameters(pars);
    }

    private ApiInfo buildApiInfo() {
        Contact contact = new Contact("黑马程序员", "", "");
        return new ApiInfoBuilder()
                .title("黑马头条-API文档")
                .description("黑马头条后台api")
                .contact(contact)
                .version("1.0.0").build();
    }
}